Pattern 14

import java.io.*;

class p14

{

    public static void main(String args[])throws IOException

    {

        int n,i,j,k;

        BufferedReader br=new BufferedReader(new InputStreamReader(System.in));

        System.out.println("Enter the number of rows: ");

        n=Integer.parseInt(br.readLine());

        for(i=5;i>=1;i--)
        {

             if(i%2==1)

                  k=1;

             else

                  k=i;
             for(j=1;j<=i;j++)

            {

                System.out.print(k);           

                if(i%2==1)

                     k++;

                else

                      k--;

            }

            System.out.println();

        }

    }

}

           

Output:

Enter the number of rows: 

5

12345

4321

123

12

1